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Mainframes Developer Jobs in Texas (NOW HIRING)

E*Pro, Inc.

Mainframe Programmer with HOGAN

Plano, TX · On-site

Mainframe Programmer Location : Plano, TX Job Type : Permanent Full Time Work Status: US Citizen/ Green Card Holder/ EAD (GC) Description: Experience with Mainframe programming Experience with Hogan ...

Proximate Technologies Inc.

Mainframe Developer

Plano, TX · On-site

$45.75 - $58.75/hr

Must understand Agile methodologies and DevOps for mainframe. Qualifications * Bachelor's / Master's degree in Computer Science, Information Technology, or related field. Additional Information All ...

Proximate Technologies Inc.

Mainframe Developer

Plano, TX · On-site

$45.75 - $58.75/hr

Must understand Agile methodologies and DevOps for mainframe. Qualifications * Bachelor's / Master's degree in Computer Science, Information Technology, or related field. Additional Information All ...

Proximate Technologies Inc.

Mainframe Developer

Plano, TX · On-site

$45.75 - $58.75/hr

Must understand Agile methodologies and DevOps for mainframe. Qualifications * Bachelor's / Master's degree in Computer Science, Information Technology, or related field. Additional Information All ...

Triunity Software, Inc.

Mainframe Developer

Austin, TX · On-site

$48.50 - $62.50/hr

Triunity Software is looking for a talented Mainframe professional to join our growing team in Austin, TX (Remote). This is an exciting opportunity to work on cutting-edge mainframe systems with a ...

Ampcus Inc

Mainframe Engineer

Plano, TX · On-site

$47.25 - $60.75/hr

They are seeking a Mainframe Engineer to execute software solutions and develop high-quality production code while maintaining algorithms and producing design artifacts for complex applications.

Triunity Software

Mainframe Developer

Austin, TX · On-site

$100K - $110K/yr

Triunity Software is looking for a talented Mainframe professional to join our growing team in Austin, TX (Remote). This is an exciting opportunity to work on cutting-edge mainframe systems with a ...

Eliassen Group

Mainframe Developer

Westlake, TX · On-site

$50 - $54/hr

Hybrid Every Other Week onsite / 5 days in Westlake, TX Our client seeks a Mainframe Developer to design, build, and support applications on a Z/OS platform. The team leverages financial domain ...

New

Infosys Limited Digital

Mainframe Developer

Richardson, TX · On-site

$44.50 - $57.25/hr

... programming language used to develop and maintain telecom billing applications on ... IBM Mainframes. • Experience in JCL scripting language used to define, schedule, and execute ...

Eliassen Group

Mainframe Developer

Westlake, TX · On-site

$50 - $54/hr

Hybrid Every Other Week onsite / 5 days in Westlake, TX Our client seeks a Mainframe Developer to design, build, and support applications on a Z/OS platform. The team leverages financial domain ...

New

Broadcom, Inc.

Senior Mainframe DevOps Architect

Plano, TX · On-site

$123K - $168K/yr

About the Role We are seeking a Senior Mainframe DevOps Architect to lead solution design and own end-to-end architecture for enterprise customers-translating complex business requirements into ...

NTT DATA, Inc.

Mainframe Developer

Dallas, TX · On-site

$96K - $145K/yr

Mainframe Developer (Dallas, Texas) Responsibilities * Provide thought & technical leadership for key initiatives. * Develop and maintain architecture solutions on a platform dedicated to ...

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Mainframes Developer information

What is the difference between Mainframes Developer vs Mainframes Analyst?

AspectMainframes DeveloperMainframes Analyst
Required CredentialsTypically a degree in Computer Science or related field; certifications like IBM Certified SpecialistSimilar credentials; often holds certifications in mainframe systems and analysis
Work EnvironmentDevelops, codes, and tests mainframe applications in a software development settingAnalyzes existing mainframe systems, gathers requirements, and supports system improvements
Employer & Industry UsageUsed by banks, insurance companies, and large enterprises for application developmentEmployed in similar industries for system analysis, troubleshooting, and process optimization

While both roles require knowledge of mainframe systems and similar credentials, Mainframes Developers focus on creating and maintaining mainframe applications, whereas Mainframes Analysts analyze existing systems to improve performance and efficiency. Both roles are vital in large enterprise IT environments.

Is a mainframes developer a good career?

A mainframes developer is a specialized IT professional who maintains and develops applications on mainframe systems, which are used by large organizations for critical data processing. The role offers stable employment, competitive salaries, and opportunities to work with legacy systems and mainframe programming languages like COBOL. However, it requires specific skills and certifications, and the field may have limited growth compared to emerging technologies.

Is a mainframes developer still in demand?

Mainframes developers are still in demand in industries such as finance, government, and healthcare that rely on legacy systems. They typically work with COBOL, JCL, and mainframe environments, and demand persists due to the ongoing need to maintain and upgrade existing mainframe applications. However, the number of new positions is limited compared to emerging technologies, and skills in mainframe modernization are increasingly valued.

What does a mainframes developer do?

A mainframes developer designs, codes, tests, and maintains applications running on mainframe computers, often using languages like COBOL, PL/I, or Assembler. They ensure the stability, security, and efficiency of large-scale enterprise systems, frequently working with legacy code and mainframe-specific tools in a structured environment.

What are popular job titles related to Mainframes Developer jobs in Texas?

For Mainframes Developer jobs in Texas, the most frequently searched job titles are:

What job categories do people searching Mainframes Developer jobs in Texas look for?

The top searched job categories for Mainframes Developer jobs in Texas are:

What cities in Texas are hiring for Mainframes Developer jobs?

Cities in Texas with the most Mainframes Developer job openings:

Mainframes Developer jobs near you
Infographic showing various Mainframes Developer job openings in Texas as of August 2026, with employment types broken down into 82% Full Time, 4% Part Time, 13% Contract, and 1% Nights. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution.

Data Engineer / Mainframe Developer

Westlake, TX • On-site

ConglomerateIT LLC
IT Services • 11 - 50 employees
Learn more about ConglomerateIT LLCexternal

$47 - $60.50/hr

Contractor

Re-posted 5 days ago

Job description

Job Title: Data Engineer / Mainframe Developer
Tax Term: W2/1099 Only
Location: WestLake TX - Onsite
Employment Type: Contract 

About us

Conglomerate IT is a certified and a pioneer in providing premium end-to-end Global Workforce Solutions and IT Services to diverse clients across various domains. Visit us at ConglomerateIT.com

Our mission is to establish global cross culture human connections that further the careers of our employees and strengthen the businesses of our clients. We are driven to use the power of global network to connect business with the right people without bias. We provide Global Workforce Solutions with affability.

Job Summary:

We are seeking a highly experienced technology professional with a strong background in Mainframe systems, PL/SQL, and ETL development. The ideal candidate will have deep hands-on exposure to large-scale data environments and enterprise-grade systems, with a focus on performance, reliability, and collaboration within agile teams.

Educational Qualifications

  • Bachelor’s degree in Computer Science, Engineering, or Mathematics with 6+ years of relevant experience

  • Master’s degree is preferred

Core Technical Requirements

  • Strong expertise in Oracle PL/SQL with proven ability to develop and optimize complex SQL queries

  • Extensive experience working as a Mainframe Developer, including COBOL-based systems

  • Hands-on exposure to ETL architecture, design, and development

  • Proven experience handling and processing large data volumes

  • Solid understanding of performance optimization techniques, including SQL tuning and system-level tuning

Systems & Platform Experience

  • Experience designing for system resiliency and stability, including familiarity with Site Reliability Engineering (SRE) principles

  • Working knowledge of large, complex enterprise system architectures

  • Exposure to distributed application development concepts; experience with Java, .NET, or Python is considered an advantage

  • Proficiency in shell scripting

  • Strong experience working in Linux-based environments

DevOps & Delivery Practices

  • Knowledge of CI/CD processes, tools, and best practices

  • Familiarity with tools such as GitHub, Jenkins, Stash, Artifactory, or similar

  • Understanding of Agile/Scrum methodologies or prior experience working in Agile teams

Soft Skills & Collaboration

  • Strong analytical and problem-solving capabilities

  • Excellent verbal and written communication skills, with the ability to clearly summarize and explain technical concepts

  • Demonstrated ability to collaborate effectively with cross-functional teams, including globally distributed team members

Founded in 2014, ConglomerateIT is a global leader in delivering innovative IT solutions and services. Headquartered in the USA with a presence in the UK, Canada, and India, we specialize in offering industry-leading expertise and cutting-edge products that help our clients maximize their technological investments. Our focus on best-in-class solutions, a highly knowledgeable team, and proactive talent mapping ensure we remain at the forefront of the IT industry.

ConglomerateIT is driven by our Center for Excellence and Innovation, an initiative dedicated to keeping us ahead in a rapidly evolving technology landscape. We understand that building strong relationships is key to our success, and this commitment has enabled us to partner with Fortune 500 companies and leading system integrators worldwide. Our ability to provide local talent on a global scale ensures that we can meet the contingent project requirements of our clients efficiently and effectively.